Mediterranean Tuna Croissant Sandwich Recipe

1 hour

6 pieces

This Mediterranean Tuna Croissant Sandwich combines olive oil–confit tuna, marinated cannellini beans, green olive pesto, fresh tomato, and tender greens inside a flaky Schulstad Mini All Butter Croissant. Bright, herb-forward, and satisfying, it’s a premium café sandwich inspired by classic Mediterranean flavors.

1 hour

6 pieces

This Mediterranean Tuna Croissant Sandwich combines olive oil–confit tuna, marinated cannellini beans, green olive pesto, fresh tomato, and tender greens inside a flaky Schulstad Mini All Butter Croissant. Bright, herb-forward, and satisfying, it’s a premium café sandwich inspired by classic Mediterranean flavors.

Ingredients

Mediterranean Tuna Croissant Sandwich

  • 6ea Schulstad Mini All Butter Croissants
  • Green Olive Spinach Pesto
  • Marinated Cannellini Beans (recipe below)
  • Olive Oil Confit Tuna (recipe below)
  • Pickled Shallots
  • Tender Greens (arugula, baby spinach, or spring mix)
  • Fresh Tomato Slices

 

Olive Oil Confit Tuna

Curing

  • 9 oz tuna loin
  • 1½ teaspoons coarse sea salt
  • 1 tablespoon spice mix (optional)

Confit

  • 1 teaspoon spice mix (optional)
  • 1 bay leaf
  • 3 sprigs fresh thyme
  • ¼ cup grapeseed oil
  • 1 tablespoon extra virgin olive oil

 

Marinated Cannellini Beans

  • 2 cups canned cannellini beans, rinsed and drained
  • 1½ teaspoons roasted garlic, minced
  • 1 teaspoon fresh basil, finely chopped
  • 1½ teaspoons chives, chopped
  • 1½ teaspoons parsley, chopped
  • ½ teaspoon chervil, chopped (optional)
  • 1 teaspoon lemon zest
  • 2 teaspoons chili relish
  • ¼ teaspoon sea salt
  • 1½ tablespoons extra virgin olive oil

Preparation
Olive Oil Confit Tuna
Marinated Cannellini Beans

Mini All Butter Croissant

Featured Pastry Product

Crafted with real butter and delicate layers, this mini croissant delivers exceptional quality in every bite. Rich, flaky, and beautifully light with an open interior, it offers an authentic European-style taste. Pre-proofed for ease and consistency; just thaw for 15 - 20 minutes and bake to golden perfection.

PRODUCT INFORMATION